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joelnguemeta/README.md

⚡ TL;DR

class JoelNguemeta:
    role       = "AI Platform Engineer"
    focus      = ["LLM Serving", "MLOps", "Distributed Systems", "Kubernetes"]
    building   = "Healthcare AI platforms running on-premise LLMs in production"
    stack      = {"backend": ["Django", "FastAPI", "Spring Boot"],
                  "ml":      ["MLflow", "QLoRA", "RAG", "vLLM"],
                  "infra":   ["Kubernetes", "ArgoCD", "Terraform", "Helm"]}
    principle  = "Distributed systems fail in distributed ways — design for it from day one."

    def current_mission(self) -> str:
        return "Shipping AI infrastructure so solid, teams forget it exists."

🚀 Flagship Projects

🏥 HospitaFlow

Plateforme médicale IA — en production dans des hôpitaux réels 🇨🇲🇧🇫

LLMs médicaux servis on-premise (Meditron-7B, BioMistral-7B), pipeline RAG (ChromaDB + LlamaIndex), anonymisation PII (Presidio), fine-tuning QLoRA, et fallback déterministe sur le protocole de triage Manchester.

FastAPI Django RAG QLoRA Docker Hexagonal Architecture

📬 NotifyFlow

SaaS de notifications multi-tenant

Modèle d'isolation hybride (shared-schema → dedicated-schema par tier), envelope encryption des credentials, lifecycle JobExecution complet, @TenantId Hibernate 6.

Spring Boot 3 Hibernate 6 PostgreSQL Kafka Multi-tenancy

🔐 Enterprise Auth Engine

RBAC + ABAC + multi-tenant, grade entreprise

PolicyEngine à 8 politiques chaînées, TenantMiddleware, audit log complet, permission classes DRF. Conçu pour une hiérarchie géographique à 6 niveaux (national → département).

Django DRF PostgreSQL RLS Security

☸️ ML Platform Tooling

Infra de training & serving multi-cluster

Clusters locaux kind/k3d pour workflows MLOps, GitOps avec ArgoCD, tracking d'expériences et model registry MLflow, observabilité Prometheus/Grafana.

Kubernetes MLflow ArgoCD Helm Prometheus


🛠️ Arsenal

⚙️ AI Platform & Distributed Systems

Kafka Ray gRPC Istio etcd

🤖 MLOps & LLM Engineering

MLflow Hugging Face LlamaIndex ChromaDB Python

☸️ Infrastructure & Orchestration

Kubernetes Docker Helm ArgoCD Terraform

🔧 Backend Craft

Django FastAPI Spring Boot Celery PostgreSQL Redis

📊 Observabilité & CI/CD

Prometheus Grafana GitHub Actions


📊 GitHub en chiffres

GitHub Stats Top Languages Streak Activity Graph

📝 Derniers articles — ProxiDev


💡 Philosophie d'ingénierie

"Distributed systems fail in distributed ways —

design for it from day one."

Observable · Fault-tolerant · Reproducible

L'objectif est toujours le même : une infrastructure si solide que l'équipe arrête d'y penser et se concentre sur le produit.


🤝 Open to work — AI Platforms · MLOps · Distributed Systems

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